Power Supply, Type Hardwired, Material Steel, Finish Baked Enamel, Enclosure Depth (In.) 4, Enclosure Width (In.) 12, Enclosure Height (In.) 14, Length (In.) 4, Width (In.) 12, Height (In.) 14, Batteries Required No, Number of Outputs 3, Input Voltage 120VAC or 240VAC, Voltage Output 12VDC or 24VDC, Output Current (Amps) 4A, Input Frequency (Hz) 50/60, Standards UL 294, For Use With All Von Duprin Series Electrified Panic Device, Includes 2-Zone Control, Mounting Hardware